package net.minecraft.command.server;

import com.google.common.collect.Lists;
import com.google.common.collect.Sets;
import java.util.Arrays;
import java.util.Collection;
import java.util.List;
import java.util.Map;
import java.util.Set;
import net.minecraft.command.CommandBase;
import net.minecraft.command.CommandException;
import net.minecraft.command.CommandResultStats;
import net.minecraft.command.ICommandSender;
import net.minecraft.command.SyntaxErrorException;
import net.minecraft.command.WrongUsageException;
import net.minecraft.entity.Entity;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.nbt.JsonToNBT;
import net.minecraft.nbt.NBTException;
import net.minecraft.nbt.NBTTagCompound;
import net.minecraft.nbt.NBTUtil;
import net.minecraft.scoreboard.IScoreObjectiveCriteria;
import net.minecraft.scoreboard.Score;
import net.minecraft.scoreboard.ScoreObjective;
import net.minecraft.scoreboard.ScorePlayerTeam;
import net.minecraft.scoreboard.Scoreboard;
import net.minecraft.scoreboard.Team;
import net.minecraft.server.MinecraftServer;
import net.minecraft.util.BlockPos;
import net.minecraft.util.ChatComponentText;
import net.minecraft.util.ChatComponentTranslation;
import net.minecraft.util.EnumChatFormatting;

public class CommandScoreboard extends CommandBase {
	/**
	 * Gets the name of the command
	 */
	public String getCommandName() {
		return "scoreboard";
	}

	/**
	 * Return the required permission level for this command.
	 */
	public int getRequiredPermissionLevel() {
		return 2;
	}

	/**
	 * Gets the usage string for the command.
	 */
	public String getCommandUsage(ICommandSender sender) {
		return "commands.scoreboard.usage";
	}

	/**
	 * Callback when the command is invoked
	 */
	public void processCommand(ICommandSender sender, String[] args) throws CommandException {
		if (!this.func_175780_b(sender, args)) {
			if (args.length < 1) {
				throw new WrongUsageException("commands.scoreboard.usage", new Object[0]);
			} else {
				if (args[0].equalsIgnoreCase("objectives")) {
					if (args.length == 1) {
						throw new WrongUsageException("commands.scoreboard.objectives.usage", new Object[0]);
					}

					if (args[1].equalsIgnoreCase("list")) {
						this.listObjectives(sender);
					} else if (args[1].equalsIgnoreCase("add")) {
						if (args.length < 4) {
							throw new WrongUsageException("commands.scoreboard.objectives.add.usage", new Object[0]);
						}

						this.addObjective(sender, args, 2);
					} else if (args[1].equalsIgnoreCase("remove")) {
						if (args.length != 3) {
							throw new WrongUsageException("commands.scoreboard.objectives.remove.usage", new Object[0]);
						}

						this.removeObjective(sender, args[2]);
					} else {
						if (!args[1].equalsIgnoreCase("setdisplay")) {
							throw new WrongUsageException("commands.scoreboard.objectives.usage", new Object[0]);
						}

						if (args.length != 3 && args.length != 4) {
							throw new WrongUsageException("commands.scoreboard.objectives.setdisplay.usage",
									new Object[0]);
						}

						this.setObjectiveDisplay(sender, args, 2);
					}
				} else if (args[0].equalsIgnoreCase("players")) {
					if (args.length == 1) {
						throw new WrongUsageException("commands.scoreboard.players.usage", new Object[0]);
					}

					if (args[1].equalsIgnoreCase("list")) {
						if (args.length > 3) {
							throw new WrongUsageException("commands.scoreboard.players.list.usage", new Object[0]);
						}

						this.listPlayers(sender, args, 2);
					} else if (args[1].equalsIgnoreCase("add")) {
						if (args.length < 5) {
							throw new WrongUsageException("commands.scoreboard.players.add.usage", new Object[0]);
						}

						this.setPlayer(sender, args, 2);
					} else if (args[1].equalsIgnoreCase("remove")) {
						if (args.length < 5) {
							throw new WrongUsageException("commands.scoreboard.players.remove.usage", new Object[0]);
						}

						this.setPlayer(sender, args, 2);
					} else if (args[1].equalsIgnoreCase("set")) {
						if (args.length < 5) {
							throw new WrongUsageException("commands.scoreboard.players.set.usage", new Object[0]);
						}

						this.setPlayer(sender, args, 2);
					} else if (args[1].equalsIgnoreCase("reset")) {
						if (args.length != 3 && args.length != 4) {
							throw new WrongUsageException("commands.scoreboard.players.reset.usage", new Object[0]);
						}

						this.resetPlayers(sender, args, 2);
					} else if (args[1].equalsIgnoreCase("enable")) {
						if (args.length != 4) {
							throw new WrongUsageException("commands.scoreboard.players.enable.usage", new Object[0]);
						}

						this.func_175779_n(sender, args, 2);
					} else if (args[1].equalsIgnoreCase("test")) {
						if (args.length != 5 && args.length != 6) {
							throw new WrongUsageException("commands.scoreboard.players.test.usage", new Object[0]);
						}

						this.func_175781_o(sender, args, 2);
					} else {
						if (!args[1].equalsIgnoreCase("operation")) {
							throw new WrongUsageException("commands.scoreboard.players.usage", new Object[0]);
						}

						if (args.length != 7) {
							throw new WrongUsageException("commands.scoreboard.players.operation.usage", new Object[0]);
						}

						this.func_175778_p(sender, args, 2);
					}
				} else {
					if (!args[0].equalsIgnoreCase("teams")) {
						throw new WrongUsageException("commands.scoreboard.usage", new Object[0]);
					}

					if (args.length == 1) {
						throw new WrongUsageException("commands.scoreboard.teams.usage", new Object[0]);
					}

					if (args[1].equalsIgnoreCase("list")) {
						if (args.length > 3) {
							throw new WrongUsageException("commands.scoreboard.teams.list.usage", new Object[0]);
						}

						this.listTeams(sender, args, 2);
					} else if (args[1].equalsIgnoreCase("add")) {
						if (args.length < 3) {
							throw new WrongUsageException("commands.scoreboard.teams.add.usage", new Object[0]);
						}

						this.addTeam(sender, args, 2);
					} else if (args[1].equalsIgnoreCase("remove")) {
						if (args.length != 3) {
							throw new WrongUsageException("commands.scoreboard.teams.remove.usage", new Object[0]);
						}

						this.removeTeam(sender, args, 2);
					} else if (args[1].equalsIgnoreCase("empty")) {
						if (args.length != 3) {
							throw new WrongUsageException("commands.scoreboard.teams.empty.usage", new Object[0]);
						}

						this.emptyTeam(sender, args, 2);
					} else if (args[1].equalsIgnoreCase("join")) {
						if (args.length < 4 && (args.length != 3 || !(sender instanceof EntityPlayer))) {
							throw new WrongUsageException("commands.scoreboard.teams.join.usage", new Object[0]);
						}

						this.joinTeam(sender, args, 2);
					} else if (args[1].equalsIgnoreCase("leave")) {
						if (args.length < 3 && !(sender instanceof EntityPlayer)) {
							throw new WrongUsageException("commands.scoreboard.teams.leave.usage", new Object[0]);
						}

						this.leaveTeam(sender, args, 2);
					} else {
						if (!args[1].equalsIgnoreCase("option")) {
							throw new WrongUsageException("commands.scoreboard.teams.usage", new Object[0]);
						}

						if (args.length != 4 && args.length != 5) {
							throw new WrongUsageException("commands.scoreboard.teams.option.usage", new Object[0]);
						}

						this.setTeamOption(sender, args, 2);
					}
				}
			}
		}
	}

	private boolean func_175780_b(ICommandSender p_175780_1_, String[] p_175780_2_) throws CommandException {
		int i = -1;

		for (int j = 0; j < p_175780_2_.length; ++j) {
			if (this.isUsernameIndex(p_175780_2_, j) && "*".equals(p_175780_2_[j])) {
				if (i >= 0) {
					throw new CommandException("commands.scoreboard.noMultiWildcard", new Object[0]);
				}

				i = j;
			}
		}

		if (i < 0) {
			return false;
		} else {
			List<String> list1 = Lists.newArrayList(this.getScoreboard().getObjectiveNames());
			String s = p_175780_2_[i];
			List<String> list = Lists.<String>newArrayList();

			for (String s1 : list1) {
				p_175780_2_[i] = s1;

				try {
					this.processCommand(p_175780_1_, p_175780_2_);
					list.add(s1);
				} catch (CommandException commandexception) {
					ChatComponentTranslation chatcomponenttranslation = new ChatComponentTranslation(
							commandexception.getMessage(), commandexception.getErrorObjects());
					chatcomponenttranslation.getChatStyle().setColor(EnumChatFormatting.RED);
					p_175780_1_.addChatMessage(chatcomponenttranslation);
				}
			}

			p_175780_2_[i] = s;
			p_175780_1_.setCommandStat(CommandResultStats.Type.AFFECTED_ENTITIES, list.size());

			if (list.size() == 0) {
				throw new WrongUsageException("commands.scoreboard.allMatchesFailed", new Object[0]);
			} else {
				return true;
			}
		}
	}

	protected Scoreboard getScoreboard() {
		return MinecraftServer.getServer().worldServerForDimension(0).getScoreboard();
	}

	protected ScoreObjective getObjective(String name, boolean edit) throws CommandException {
		Scoreboard scoreboard = this.getScoreboard();
		ScoreObjective scoreobjective = scoreboard.getObjective(name);

		if (scoreobjective == null) {
			throw new CommandException("commands.scoreboard.objectiveNotFound", new Object[] { name });
		} else if (edit && scoreobjective.getCriteria().isReadOnly()) {
			throw new CommandException("commands.scoreboard.objectiveReadOnly", new Object[] { name });
		} else {
			return scoreobjective;
		}
	}

	protected ScorePlayerTeam getTeam(String name) throws CommandException {
		Scoreboard scoreboard = this.getScoreboard();
		ScorePlayerTeam scoreplayerteam = scoreboard.getTeam(name);

		if (scoreplayerteam == null) {
			throw new CommandException("commands.scoreboard.teamNotFound", new Object[] { name });
		} else {
			return scoreplayerteam;
		}
	}

	protected void addObjective(ICommandSender sender, String[] args, int index) throws CommandException {
		String s = args[index++];
		String s1 = args[index++];
		Scoreboard scoreboard = this.getScoreboard();
		IScoreObjectiveCriteria iscoreobjectivecriteria = (IScoreObjectiveCriteria) IScoreObjectiveCriteria.INSTANCES
				.get(s1);

		if (iscoreobjectivecriteria == null) {
			throw new WrongUsageException("commands.scoreboard.objectives.add.wrongType", new Object[] { s1 });
		} else if (scoreboard.getObjective(s) != null) {
			throw new CommandException("commands.scoreboard.objectives.add.alreadyExists", new Object[] { s });
		} else if (s.length() > 16) {
			throw new SyntaxErrorException("commands.scoreboard.objectives.add.tooLong",
					new Object[] { s, Integer.valueOf(16) });
		} else if (s.length() == 0) {
			throw new WrongUsageException("commands.scoreboard.objectives.add.usage", new Object[0]);
		} else {
			if (args.length > index) {
				String s2 = getChatComponentFromNthArg(sender, args, index).getUnformattedText();

				if (s2.length() > 32) {
					throw new SyntaxErrorException("commands.scoreboard.objectives.add.displayTooLong",
							new Object[] { s2, Integer.valueOf(32) });
				}

				if (s2.length() > 0) {
					scoreboard.addScoreObjective(s, iscoreobjectivecriteria).setDisplayName(s2);
				} else {
					scoreboard.addScoreObjective(s, iscoreobjectivecriteria);
				}
			} else {
				scoreboard.addScoreObjective(s, iscoreobjectivecriteria);
			}

			notifyOperators(sender, this, "commands.scoreboard.objectives.add.success", new Object[] { s });
		}
	}

	protected void addTeam(ICommandSender sender, String[] args, int index) throws CommandException {
		String s = args[index++];
		Scoreboard scoreboard = this.getScoreboard();

		if (scoreboard.getTeam(s) != null) {
			throw new CommandException("commands.scoreboard.teams.add.alreadyExists", new Object[] { s });
		} else if (s.length() > 16) {
			throw new SyntaxErrorException("commands.scoreboard.teams.add.tooLong",
					new Object[] { s, Integer.valueOf(16) });
		} else if (s.length() == 0) {
			throw new WrongUsageException("commands.scoreboard.teams.add.usage", new Object[0]);
		} else {
			if (args.length > index) {
				String s1 = getChatComponentFromNthArg(sender, args, index).getUnformattedText();

				if (s1.length() > 32) {
					throw new SyntaxErrorException("commands.scoreboard.teams.add.displayTooLong",
							new Object[] { s1, Integer.valueOf(32) });
				}

				if (s1.length() > 0) {
					scoreboard.createTeam(s).setTeamName(s1);
				} else {
					scoreboard.createTeam(s);
				}
			} else {
				scoreboard.createTeam(s);
			}

			notifyOperators(sender, this, "commands.scoreboard.teams.add.success", new Object[] { s });
		}
	}

	protected void setTeamOption(ICommandSender sender, String[] args, int index) throws CommandException {
		ScorePlayerTeam scoreplayerteam = this.getTeam(args[index++]);

		if (scoreplayerteam != null) {
			String s = args[index++].toLowerCase();

			if (!s.equalsIgnoreCase("color") && !s.equalsIgnoreCase("friendlyfire")
					&& !s.equalsIgnoreCase("seeFriendlyInvisibles") && !s.equalsIgnoreCase("nametagVisibility")
					&& !s.equalsIgnoreCase("deathMessageVisibility")) {
				throw new WrongUsageException("commands.scoreboard.teams.option.usage", new Object[0]);
			} else if (args.length == 4) {
				if (s.equalsIgnoreCase("color")) {
					throw new WrongUsageException("commands.scoreboard.teams.option.noValue", new Object[] { s,
							joinNiceStringFromCollection(EnumChatFormatting.getValidValues(true, false)) });
				} else if (!s.equalsIgnoreCase("friendlyfire") && !s.equalsIgnoreCase("seeFriendlyInvisibles")) {
					if (!s.equalsIgnoreCase("nametagVisibility") && !s.equalsIgnoreCase("deathMessageVisibility")) {
						throw new WrongUsageException("commands.scoreboard.teams.option.usage", new Object[0]);
					} else {
						throw new WrongUsageException("commands.scoreboard.teams.option.noValue",
								new Object[] { s, joinNiceString(Team.EnumVisible.func_178825_a()) });
					}
				} else {
					throw new WrongUsageException("commands.scoreboard.teams.option.noValue", new Object[] { s,
							joinNiceStringFromCollection(Arrays.asList(new String[] { "true", "false" })) });
				}
			} else {
				String s1 = args[index];

				if (s.equalsIgnoreCase("color")) {
					EnumChatFormatting enumchatformatting = EnumChatFormatting.getValueByName(s1);

					if (enumchatformatting == null || enumchatformatting.isFancyStyling()) {
						throw new WrongUsageException("commands.scoreboard.teams.option.noValue", new Object[] { s,
								joinNiceStringFromCollection(EnumChatFormatting.getValidValues(true, false)) });
					}

					scoreplayerteam.setChatFormat(enumchatformatting);
					scoreplayerteam.setNamePrefix(enumchatformatting.toString());
					scoreplayerteam.setNameSuffix(EnumChatFormatting.RESET.toString());
				} else if (s.equalsIgnoreCase("friendlyfire")) {
					if (!s1.equalsIgnoreCase("true") && !s1.equalsIgnoreCase("false")) {
						throw new WrongUsageException("commands.scoreboard.teams.option.noValue", new Object[] { s,
								joinNiceStringFromCollection(Arrays.asList(new String[] { "true", "false" })) });
					}

					scoreplayerteam.setAllowFriendlyFire(s1.equalsIgnoreCase("true"));
				} else if (s.equalsIgnoreCase("seeFriendlyInvisibles")) {
					if (!s1.equalsIgnoreCase("true") && !s1.equalsIgnoreCase("false")) {
						throw new WrongUsageException("commands.scoreboard.teams.option.noValue", new Object[] { s,
								joinNiceStringFromCollection(Arrays.asList(new String[] { "true", "false" })) });
					}

					scoreplayerteam.setSeeFriendlyInvisiblesEnabled(s1.equalsIgnoreCase("true"));
				} else if (s.equalsIgnoreCase("nametagVisibility")) {
					Team.EnumVisible team$enumvisible = Team.EnumVisible.func_178824_a(s1);

					if (team$enumvisible == null) {
						throw new WrongUsageException("commands.scoreboard.teams.option.noValue",
								new Object[] { s, joinNiceString(Team.EnumVisible.func_178825_a()) });
					}

					scoreplayerteam.setNameTagVisibility(team$enumvisible);
				} else if (s.equalsIgnoreCase("deathMessageVisibility")) {
					Team.EnumVisible team$enumvisible1 = Team.EnumVisible.func_178824_a(s1);

					if (team$enumvisible1 == null) {
						throw new WrongUsageException("commands.scoreboard.teams.option.noValue",
								new Object[] { s, joinNiceString(Team.EnumVisible.func_178825_a()) });
					}

					scoreplayerteam.setDeathMessageVisibility(team$enumvisible1);
				}

				notifyOperators(sender, this, "commands.scoreboard.teams.option.success",
						new Object[] { s, scoreplayerteam.getRegisteredName(), s1 });
			}
		}
	}

	protected void removeTeam(ICommandSender p_147194_1_, String[] p_147194_2_, int p_147194_3_)
			throws CommandException {
		Scoreboard scoreboard = this.getScoreboard();
		ScorePlayerTeam scoreplayerteam = this.getTeam(p_147194_2_[p_147194_3_]);

		if (scoreplayerteam != null) {
			scoreboard.removeTeam(scoreplayerteam);
			notifyOperators(p_147194_1_, this, "commands.scoreboard.teams.remove.success",
					new Object[] { scoreplayerteam.getRegisteredName() });
		}
	}

	protected void listTeams(ICommandSender p_147186_1_, String[] p_147186_2_, int p_147186_3_)
			throws CommandException {
		Scoreboard scoreboard = this.getScoreboard();

		if (p_147186_2_.length > p_147186_3_) {
			ScorePlayerTeam scoreplayerteam = this.getTeam(p_147186_2_[p_147186_3_]);

			if (scoreplayerteam == null) {
				return;
			}

			Collection<String> collection = scoreplayerteam.getMembershipCollection();
			p_147186_1_.setCommandStat(CommandResultStats.Type.QUERY_RESULT, collection.size());

			if (collection.size() <= 0) {
				throw new CommandException("commands.scoreboard.teams.list.player.empty",
						new Object[] { scoreplayerteam.getRegisteredName() });
			}

			ChatComponentTranslation chatcomponenttranslation = new ChatComponentTranslation(
					"commands.scoreboard.teams.list.player.count",
					new Object[] { Integer.valueOf(collection.size()), scoreplayerteam.getRegisteredName() });
			chatcomponenttranslation.getChatStyle().setColor(EnumChatFormatting.DARK_GREEN);
			p_147186_1_.addChatMessage(chatcomponenttranslation);
			p_147186_1_.addChatMessage(new ChatComponentText(joinNiceString(collection.toArray())));
		} else {
			Collection<ScorePlayerTeam> collection1 = scoreboard.getTeams();
			p_147186_1_.setCommandStat(CommandResultStats.Type.QUERY_RESULT, collection1.size());

			if (collection1.size() <= 0) {
				throw new CommandException("commands.scoreboard.teams.list.empty", new Object[0]);
			}

			ChatComponentTranslation chatcomponenttranslation1 = new ChatComponentTranslation(
					"commands.scoreboard.teams.list.count", new Object[] { Integer.valueOf(collection1.size()) });
			chatcomponenttranslation1.getChatStyle().setColor(EnumChatFormatting.DARK_GREEN);
			p_147186_1_.addChatMessage(chatcomponenttranslation1);

			for (ScorePlayerTeam scoreplayerteam1 : collection1) {
				p_147186_1_.addChatMessage(new ChatComponentTranslation("commands.scoreboard.teams.list.entry",
						new Object[] { scoreplayerteam1.getRegisteredName(), scoreplayerteam1.getTeamName(),
								Integer.valueOf(scoreplayerteam1.getMembershipCollection().size()) }));
			}
		}
	}

	protected void joinTeam(ICommandSender p_147190_1_, String[] p_147190_2_, int p_147190_3_) throws CommandException {
		Scoreboard scoreboard = this.getScoreboard();
		String s = p_147190_2_[p_147190_3_++];
		Set<String> set = Sets.<String>newHashSet();
		Set<String> set1 = Sets.<String>newHashSet();

		if (p_147190_1_ instanceof EntityPlayer && p_147190_3_ == p_147190_2_.length) {
			String s4 = getCommandSenderAsPlayer(p_147190_1_).getName();

			if (scoreboard.addPlayerToTeam(s4, s)) {
				set.add(s4);
			} else {
				set1.add(s4);
			}
		} else {
			while (p_147190_3_ < p_147190_2_.length) {
				String s1 = p_147190_2_[p_147190_3_++];

				if (s1.startsWith("@")) {
					for (Entity entity : func_175763_c(p_147190_1_, s1)) {
						String s3 = getEntityName(p_147190_1_, entity.getUniqueID().toString());

						if (scoreboard.addPlayerToTeam(s3, s)) {
							set.add(s3);
						} else {
							set1.add(s3);
						}
					}
				} else {
					String s2 = getEntityName(p_147190_1_, s1);

					if (scoreboard.addPlayerToTeam(s2, s)) {
						set.add(s2);
					} else {
						set1.add(s2);
					}
				}
			}
		}

		if (!set.isEmpty()) {
			p_147190_1_.setCommandStat(CommandResultStats.Type.AFFECTED_ENTITIES, set.size());
			notifyOperators(p_147190_1_, this, "commands.scoreboard.teams.join.success", new Object[] {
					Integer.valueOf(set.size()), s, joinNiceString(set.toArray(new String[set.size()])) });
		}

		if (!set1.isEmpty()) {
			throw new CommandException("commands.scoreboard.teams.join.failure", new Object[] {
					Integer.valueOf(set1.size()), s, joinNiceString(set1.toArray(new String[set1.size()])) });
		}
	}

	protected void leaveTeam(ICommandSender p_147199_1_, String[] p_147199_2_, int p_147199_3_)
			throws CommandException {
		Scoreboard scoreboard = this.getScoreboard();
		Set<String> set = Sets.<String>newHashSet();
		Set<String> set1 = Sets.<String>newHashSet();

		if (p_147199_1_ instanceof EntityPlayer && p_147199_3_ == p_147199_2_.length) {
			String s3 = getCommandSenderAsPlayer(p_147199_1_).getName();

			if (scoreboard.removePlayerFromTeams(s3)) {
				set.add(s3);
			} else {
				set1.add(s3);
			}
		} else {
			while (p_147199_3_ < p_147199_2_.length) {
				String s = p_147199_2_[p_147199_3_++];

				if (s.startsWith("@")) {
					for (Entity entity : func_175763_c(p_147199_1_, s)) {
						String s2 = getEntityName(p_147199_1_, entity.getUniqueID().toString());

						if (scoreboard.removePlayerFromTeams(s2)) {
							set.add(s2);
						} else {
							set1.add(s2);
						}
					}
				} else {
					String s1 = getEntityName(p_147199_1_, s);

					if (scoreboard.removePlayerFromTeams(s1)) {
						set.add(s1);
					} else {
						set1.add(s1);
					}
				}
			}
		}

		if (!set.isEmpty()) {
			p_147199_1_.setCommandStat(CommandResultStats.Type.AFFECTED_ENTITIES, set.size());
			notifyOperators(p_147199_1_, this, "commands.scoreboard.teams.leave.success",
					new Object[] { Integer.valueOf(set.size()), joinNiceString(set.toArray(new String[set.size()])) });
		}

		if (!set1.isEmpty()) {
			throw new CommandException("commands.scoreboard.teams.leave.failure", new Object[] {
					Integer.valueOf(set1.size()), joinNiceString(set1.toArray(new String[set1.size()])) });
		}
	}

	protected void emptyTeam(ICommandSender p_147188_1_, String[] p_147188_2_, int p_147188_3_)
			throws CommandException {
		Scoreboard scoreboard = this.getScoreboard();
		ScorePlayerTeam scoreplayerteam = this.getTeam(p_147188_2_[p_147188_3_]);

		if (scoreplayerteam != null) {
			Collection<String> collection = Lists.newArrayList(scoreplayerteam.getMembershipCollection());
			p_147188_1_.setCommandStat(CommandResultStats.Type.AFFECTED_ENTITIES, collection.size());

			if (collection.isEmpty()) {
				throw new CommandException("commands.scoreboard.teams.empty.alreadyEmpty",
						new Object[] { scoreplayerteam.getRegisteredName() });
			} else {
				for (String s : collection) {
					scoreboard.removePlayerFromTeam(s, scoreplayerteam);
				}

				notifyOperators(p_147188_1_, this, "commands.scoreboard.teams.empty.success",
						new Object[] { Integer.valueOf(collection.size()), scoreplayerteam.getRegisteredName() });
			}
		}
	}

	protected void removeObjective(ICommandSender p_147191_1_, String p_147191_2_) throws CommandException {
		Scoreboard scoreboard = this.getScoreboard();
		ScoreObjective scoreobjective = this.getObjective(p_147191_2_, false);
		scoreboard.removeObjective(scoreobjective);
		notifyOperators(p_147191_1_, this, "commands.scoreboard.objectives.remove.success",
				new Object[] { p_147191_2_ });
	}

	protected void listObjectives(ICommandSender p_147196_1_) throws CommandException {
		Scoreboard scoreboard = this.getScoreboard();
		Collection<ScoreObjective> collection = scoreboard.getScoreObjectives();

		if (collection.size() <= 0) {
			throw new CommandException("commands.scoreboard.objectives.list.empty", new Object[0]);
		} else {
			ChatComponentTranslation chatcomponenttranslation = new ChatComponentTranslation(
					"commands.scoreboard.objectives.list.count", new Object[] { Integer.valueOf(collection.size()) });
			chatcomponenttranslation.getChatStyle().setColor(EnumChatFormatting.DARK_GREEN);
			p_147196_1_.addChatMessage(chatcomponenttranslation);

			for (ScoreObjective scoreobjective : collection) {
				p_147196_1_.addChatMessage(new ChatComponentTranslation("commands.scoreboard.objectives.list.entry",
						new Object[] { scoreobjective.getName(), scoreobjective.getDisplayName(),
								scoreobjective.getCriteria().getName() }));
			}
		}
	}

	protected void setObjectiveDisplay(ICommandSender p_147198_1_, String[] p_147198_2_, int p_147198_3_)
			throws CommandException {
		Scoreboard scoreboard = this.getScoreboard();
		String s = p_147198_2_[p_147198_3_++];
		int i = Scoreboard.getObjectiveDisplaySlotNumber(s);
		ScoreObjective scoreobjective = null;

		if (p_147198_2_.length == 4) {
			scoreobjective = this.getObjective(p_147198_2_[p_147198_3_], false);
		}

		if (i < 0) {
			throw new CommandException("commands.scoreboard.objectives.setdisplay.invalidSlot", new Object[] { s });
		} else {
			scoreboard.setObjectiveInDisplaySlot(i, scoreobjective);

			if (scoreobjective != null) {
				notifyOperators(p_147198_1_, this, "commands.scoreboard.objectives.setdisplay.successSet",
						new Object[] { Scoreboard.getObjectiveDisplaySlot(i), scoreobjective.getName() });
			} else {
				notifyOperators(p_147198_1_, this, "commands.scoreboard.objectives.setdisplay.successCleared",
						new Object[] { Scoreboard.getObjectiveDisplaySlot(i) });
			}
		}
	}

	protected void listPlayers(ICommandSender p_147195_1_, String[] p_147195_2_, int p_147195_3_)
			throws CommandException {
		Scoreboard scoreboard = this.getScoreboard();

		if (p_147195_2_.length > p_147195_3_) {
			String s = getEntityName(p_147195_1_, p_147195_2_[p_147195_3_]);
			Map<ScoreObjective, Score> map = scoreboard.getObjectivesForEntity(s);
			p_147195_1_.setCommandStat(CommandResultStats.Type.QUERY_RESULT, map.size());

			if (map.size() <= 0) {
				throw new CommandException("commands.scoreboard.players.list.player.empty", new Object[] { s });
			}

			ChatComponentTranslation chatcomponenttranslation = new ChatComponentTranslation(
					"commands.scoreboard.players.list.player.count", new Object[] { Integer.valueOf(map.size()), s });
			chatcomponenttranslation.getChatStyle().setColor(EnumChatFormatting.DARK_GREEN);
			p_147195_1_.addChatMessage(chatcomponenttranslation);

			for (Score score : map.values()) {
				p_147195_1_.addChatMessage(new ChatComponentTranslation("commands.scoreboard.players.list.player.entry",
						new Object[] { Integer.valueOf(score.getScorePoints()), score.getObjective().getDisplayName(),
								score.getObjective().getName() }));
			}
		} else {
			Collection<String> collection = scoreboard.getObjectiveNames();
			p_147195_1_.setCommandStat(CommandResultStats.Type.QUERY_RESULT, collection.size());

			if (collection.size() <= 0) {
				throw new CommandException("commands.scoreboard.players.list.empty", new Object[0]);
			}

			ChatComponentTranslation chatcomponenttranslation1 = new ChatComponentTranslation(
					"commands.scoreboard.players.list.count", new Object[] { Integer.valueOf(collection.size()) });
			chatcomponenttranslation1.getChatStyle().setColor(EnumChatFormatting.DARK_GREEN);
			p_147195_1_.addChatMessage(chatcomponenttranslation1);
			p_147195_1_.addChatMessage(new ChatComponentText(joinNiceString(collection.toArray())));
		}
	}

	protected void setPlayer(ICommandSender p_147197_1_, String[] p_147197_2_, int p_147197_3_)
			throws CommandException {
		String s = p_147197_2_[p_147197_3_ - 1];
		int i = p_147197_3_;
		String s1 = getEntityName(p_147197_1_, p_147197_2_[p_147197_3_++]);

		if (s1.length() > 40) {
			throw new SyntaxErrorException("commands.scoreboard.players.name.tooLong",
					new Object[] { s1, Integer.valueOf(40) });
		} else {
			ScoreObjective scoreobjective = this.getObjective(p_147197_2_[p_147197_3_++], true);
			int j = s.equalsIgnoreCase("set") ? parseInt(p_147197_2_[p_147197_3_++])
					: parseInt(p_147197_2_[p_147197_3_++], 0);

			if (p_147197_2_.length > p_147197_3_) {
				Entity entity = func_175768_b(p_147197_1_, p_147197_2_[i]);

				try {
					NBTTagCompound nbttagcompound = JsonToNBT.getTagFromJson(buildString(p_147197_2_, p_147197_3_));
					NBTTagCompound nbttagcompound1 = new NBTTagCompound();
					entity.writeToNBT(nbttagcompound1);

					if (!NBTUtil.func_181123_a(nbttagcompound, nbttagcompound1, true)) {
						throw new CommandException("commands.scoreboard.players.set.tagMismatch", new Object[] { s1 });
					}
				} catch (NBTException nbtexception) {
					throw new CommandException("commands.scoreboard.players.set.tagError",
							new Object[] { nbtexception.getMessage() });
				}
			}

			Scoreboard scoreboard = this.getScoreboard();
			Score score = scoreboard.getValueFromObjective(s1, scoreobjective);

			if (s.equalsIgnoreCase("set")) {
				score.setScorePoints(j);
			} else if (s.equalsIgnoreCase("add")) {
				score.increseScore(j);
			} else {
				score.decreaseScore(j);
			}

			notifyOperators(p_147197_1_, this, "commands.scoreboard.players.set.success",
					new Object[] { scoreobjective.getName(), s1, Integer.valueOf(score.getScorePoints()) });
		}
	}

	protected void resetPlayers(ICommandSender p_147187_1_, String[] p_147187_2_, int p_147187_3_)
			throws CommandException {
		Scoreboard scoreboard = this.getScoreboard();
		String s = getEntityName(p_147187_1_, p_147187_2_[p_147187_3_++]);

		if (p_147187_2_.length > p_147187_3_) {
			ScoreObjective scoreobjective = this.getObjective(p_147187_2_[p_147187_3_++], false);
			scoreboard.removeObjectiveFromEntity(s, scoreobjective);
			notifyOperators(p_147187_1_, this, "commands.scoreboard.players.resetscore.success",
					new Object[] { scoreobjective.getName(), s });
		} else {
			scoreboard.removeObjectiveFromEntity(s, (ScoreObjective) null);
			notifyOperators(p_147187_1_, this, "commands.scoreboard.players.reset.success", new Object[] { s });
		}
	}

	protected void func_175779_n(ICommandSender p_175779_1_, String[] p_175779_2_, int p_175779_3_)
			throws CommandException {
		Scoreboard scoreboard = this.getScoreboard();
		String s = getPlayerName(p_175779_1_, p_175779_2_[p_175779_3_++]);

		if (s.length() > 40) {
			throw new SyntaxErrorException("commands.scoreboard.players.name.tooLong",
					new Object[] { s, Integer.valueOf(40) });
		} else {
			ScoreObjective scoreobjective = this.getObjective(p_175779_2_[p_175779_3_], false);

			if (scoreobjective.getCriteria() != IScoreObjectiveCriteria.TRIGGER) {
				throw new CommandException("commands.scoreboard.players.enable.noTrigger",
						new Object[] { scoreobjective.getName() });
			} else {
				Score score = scoreboard.getValueFromObjective(s, scoreobjective);
				score.setLocked(false);
				notifyOperators(p_175779_1_, this, "commands.scoreboard.players.enable.success",
						new Object[] { scoreobjective.getName(), s });
			}
		}
	}

	protected void func_175781_o(ICommandSender p_175781_1_, String[] p_175781_2_, int p_175781_3_)
			throws CommandException {
		Scoreboard scoreboard = this.getScoreboard();
		String s = getEntityName(p_175781_1_, p_175781_2_[p_175781_3_++]);

		if (s.length() > 40) {
			throw new SyntaxErrorException("commands.scoreboard.players.name.tooLong",
					new Object[] { s, Integer.valueOf(40) });
		} else {
			ScoreObjective scoreobjective = this.getObjective(p_175781_2_[p_175781_3_++], false);

			if (!scoreboard.entityHasObjective(s, scoreobjective)) {
				throw new CommandException("commands.scoreboard.players.test.notFound",
						new Object[] { scoreobjective.getName(), s });
			} else {
				int i = p_175781_2_[p_175781_3_].equals("*") ? Integer.MIN_VALUE : parseInt(p_175781_2_[p_175781_3_]);
				++p_175781_3_;
				int j = p_175781_3_ < p_175781_2_.length && !p_175781_2_[p_175781_3_].equals("*")
						? parseInt(p_175781_2_[p_175781_3_], i)
						: Integer.MAX_VALUE;
				Score score = scoreboard.getValueFromObjective(s, scoreobjective);

				if (score.getScorePoints() >= i && score.getScorePoints() <= j) {
					notifyOperators(p_175781_1_, this, "commands.scoreboard.players.test.success", new Object[] {
							Integer.valueOf(score.getScorePoints()), Integer.valueOf(i), Integer.valueOf(j) });
				} else {
					throw new CommandException("commands.scoreboard.players.test.failed", new Object[] {
							Integer.valueOf(score.getScorePoints()), Integer.valueOf(i), Integer.valueOf(j) });
				}
			}
		}
	}

	protected void func_175778_p(ICommandSender p_175778_1_, String[] p_175778_2_, int p_175778_3_)
			throws CommandException {
		Scoreboard scoreboard = this.getScoreboard();
		String s = getEntityName(p_175778_1_, p_175778_2_[p_175778_3_++]);
		ScoreObjective scoreobjective = this.getObjective(p_175778_2_[p_175778_3_++], true);
		String s1 = p_175778_2_[p_175778_3_++];
		String s2 = getEntityName(p_175778_1_, p_175778_2_[p_175778_3_++]);
		ScoreObjective scoreobjective1 = this.getObjective(p_175778_2_[p_175778_3_], false);

		if (s.length() > 40) {
			throw new SyntaxErrorException("commands.scoreboard.players.name.tooLong",
					new Object[] { s, Integer.valueOf(40) });
		} else if (s2.length() > 40) {
			throw new SyntaxErrorException("commands.scoreboard.players.name.tooLong",
					new Object[] { s2, Integer.valueOf(40) });
		} else {
			Score score = scoreboard.getValueFromObjective(s, scoreobjective);

			if (!scoreboard.entityHasObjective(s2, scoreobjective1)) {
				throw new CommandException("commands.scoreboard.players.operation.notFound",
						new Object[] { scoreobjective1.getName(), s2 });
			} else {
				Score score1 = scoreboard.getValueFromObjective(s2, scoreobjective1);

				if (s1.equals("+=")) {
					score.setScorePoints(score.getScorePoints() + score1.getScorePoints());
				} else if (s1.equals("-=")) {
					score.setScorePoints(score.getScorePoints() - score1.getScorePoints());
				} else if (s1.equals("*=")) {
					score.setScorePoints(score.getScorePoints() * score1.getScorePoints());
				} else if (s1.equals("/=")) {
					if (score1.getScorePoints() != 0) {
						score.setScorePoints(score.getScorePoints() / score1.getScorePoints());
					}
				} else if (s1.equals("%=")) {
					if (score1.getScorePoints() != 0) {
						score.setScorePoints(score.getScorePoints() % score1.getScorePoints());
					}
				} else if (s1.equals("=")) {
					score.setScorePoints(score1.getScorePoints());
				} else if (s1.equals("<")) {
					score.setScorePoints(Math.min(score.getScorePoints(), score1.getScorePoints()));
				} else if (s1.equals(">")) {
					score.setScorePoints(Math.max(score.getScorePoints(), score1.getScorePoints()));
				} else {
					if (!s1.equals("><")) {
						throw new CommandException("commands.scoreboard.players.operation.invalidOperation",
								new Object[] { s1 });
					}

					int i = score.getScorePoints();
					score.setScorePoints(score1.getScorePoints());
					score1.setScorePoints(i);
				}

				notifyOperators(p_175778_1_, this, "commands.scoreboard.players.operation.success", new Object[0]);
			}
		}
	}

	public List<String> addTabCompletionOptions(ICommandSender sender, String[] args, BlockPos pos) {
		if (args.length == 1) {
			return getListOfStringsMatchingLastWord(args, new String[] { "objectives", "players", "teams" });
		} else {
			if (args[0].equalsIgnoreCase("objectives")) {
				if (args.length == 2) {
					return getListOfStringsMatchingLastWord(args,
							new String[] { "list", "add", "remove", "setdisplay" });
				}

				if (args[1].equalsIgnoreCase("add")) {
					if (args.length == 4) {
						Set<String> set = IScoreObjectiveCriteria.INSTANCES.keySet();
						return getListOfStringsMatchingLastWord(args, set);
					}
				} else if (args[1].equalsIgnoreCase("remove")) {
					if (args.length == 3) {
						return getListOfStringsMatchingLastWord(args, this.func_147184_a(false));
					}
				} else if (args[1].equalsIgnoreCase("setdisplay")) {
					if (args.length == 3) {
						return getListOfStringsMatchingLastWord(args, Scoreboard.getDisplaySlotStrings());
					}

					if (args.length == 4) {
						return getListOfStringsMatchingLastWord(args, this.func_147184_a(false));
					}
				}
			} else if (args[0].equalsIgnoreCase("players")) {
				if (args.length == 2) {
					return getListOfStringsMatchingLastWord(args,
							new String[] { "set", "add", "remove", "reset", "list", "enable", "test", "operation" });
				}

				if (!args[1].equalsIgnoreCase("set") && !args[1].equalsIgnoreCase("add")
						&& !args[1].equalsIgnoreCase("remove") && !args[1].equalsIgnoreCase("reset")) {
					if (args[1].equalsIgnoreCase("enable")) {
						if (args.length == 3) {
							return getListOfStringsMatchingLastWord(args,
									MinecraftServer.getServer().getAllUsernames());
						}

						if (args.length == 4) {
							return getListOfStringsMatchingLastWord(args, this.func_175782_e());
						}
					} else if (!args[1].equalsIgnoreCase("list") && !args[1].equalsIgnoreCase("test")) {
						if (args[1].equalsIgnoreCase("operation")) {
							if (args.length == 3) {
								return getListOfStringsMatchingLastWord(args, this.getScoreboard().getObjectiveNames());
							}

							if (args.length == 4) {
								return getListOfStringsMatchingLastWord(args, this.func_147184_a(true));
							}

							if (args.length == 5) {
								return getListOfStringsMatchingLastWord(args,
										new String[] { "+=", "-=", "*=", "/=", "%=", "=", "<", ">", "><" });
							}

							if (args.length == 6) {
								return getListOfStringsMatchingLastWord(args,
										MinecraftServer.getServer().getAllUsernames());
							}

							if (args.length == 7) {
								return getListOfStringsMatchingLastWord(args, this.func_147184_a(false));
							}
						}
					} else {
						if (args.length == 3) {
							return getListOfStringsMatchingLastWord(args, this.getScoreboard().getObjectiveNames());
						}

						if (args.length == 4 && args[1].equalsIgnoreCase("test")) {
							return getListOfStringsMatchingLastWord(args, this.func_147184_a(false));
						}
					}
				} else {
					if (args.length == 3) {
						return getListOfStringsMatchingLastWord(args, MinecraftServer.getServer().getAllUsernames());
					}

					if (args.length == 4) {
						return getListOfStringsMatchingLastWord(args, this.func_147184_a(true));
					}
				}
			} else if (args[0].equalsIgnoreCase("teams")) {
				if (args.length == 2) {
					return getListOfStringsMatchingLastWord(args,
							new String[] { "add", "remove", "join", "leave", "empty", "list", "option" });
				}

				if (args[1].equalsIgnoreCase("join")) {
					if (args.length == 3) {
						return getListOfStringsMatchingLastWord(args, this.getScoreboard().getTeamNames());
					}

					if (args.length >= 4) {
						return getListOfStringsMatchingLastWord(args, MinecraftServer.getServer().getAllUsernames());
					}
				} else {
					if (args[1].equalsIgnoreCase("leave")) {
						return getListOfStringsMatchingLastWord(args, MinecraftServer.getServer().getAllUsernames());
					}

					if (!args[1].equalsIgnoreCase("empty") && !args[1].equalsIgnoreCase("list")
							&& !args[1].equalsIgnoreCase("remove")) {
						if (args[1].equalsIgnoreCase("option")) {
							if (args.length == 3) {
								return getListOfStringsMatchingLastWord(args, this.getScoreboard().getTeamNames());
							}

							if (args.length == 4) {
								return getListOfStringsMatchingLastWord(args, new String[] { "color", "friendlyfire",
										"seeFriendlyInvisibles", "nametagVisibility", "deathMessageVisibility" });
							}

							if (args.length == 5) {
								if (args[3].equalsIgnoreCase("color")) {
									return getListOfStringsMatchingLastWord(args,
											EnumChatFormatting.getValidValues(true, false));
								}

								if (args[3].equalsIgnoreCase("nametagVisibility")
										|| args[3].equalsIgnoreCase("deathMessageVisibility")) {
									return getListOfStringsMatchingLastWord(args, Team.EnumVisible.func_178825_a());
								}

								if (args[3].equalsIgnoreCase("friendlyfire")
										|| args[3].equalsIgnoreCase("seeFriendlyInvisibles")) {
									return getListOfStringsMatchingLastWord(args, new String[] { "true", "false" });
								}
							}
						}
					} else if (args.length == 3) {
						return getListOfStringsMatchingLastWord(args, this.getScoreboard().getTeamNames());
					}
				}
			}

			return null;
		}
	}

	protected List<String> func_147184_a(boolean p_147184_1_) {
		Collection<ScoreObjective> collection = this.getScoreboard().getScoreObjectives();
		List<String> list = Lists.<String>newArrayList();

		for (ScoreObjective scoreobjective : collection) {
			if (!p_147184_1_ || !scoreobjective.getCriteria().isReadOnly()) {
				list.add(scoreobjective.getName());
			}
		}

		return list;
	}

	protected List<String> func_175782_e() {
		Collection<ScoreObjective> collection = this.getScoreboard().getScoreObjectives();
		List<String> list = Lists.<String>newArrayList();

		for (ScoreObjective scoreobjective : collection) {
			if (scoreobjective.getCriteria() == IScoreObjectiveCriteria.TRIGGER) {
				list.add(scoreobjective.getName());
			}
		}

		return list;
	}

	/**
	 * Return whether the specified command parameter index is a username parameter.
	 */
	public boolean isUsernameIndex(String[] args, int index) {
		return !args[0].equalsIgnoreCase("players") ? (args[0].equalsIgnoreCase("teams") ? index == 2 : false)
				: (args.length > 1 && args[1].equalsIgnoreCase("operation") ? index == 2 || index == 5 : index == 2);
	}
}
